CN204177579U - A kind of light-duty vehicle steering linkage assembly fatigue experimental device - Google Patents
A kind of light-duty vehicle steering linkage assembly fatigue experimental device Download PDFInfo
- Publication number
- CN204177579U CN204177579U CN201420504307.0U CN201420504307U CN204177579U CN 204177579 U CN204177579 U CN 204177579U CN 201420504307 U CN201420504307 U CN 201420504307U CN 204177579 U CN204177579 U CN 204177579U
- Authority
- CN
- China
- Prior art keywords
- steering linkage
- guiding mechanism
- fixed support
- light
- duty vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of light-duty vehicle steering linkage assembly fatigue experimental device, described device is made up of fixed part, targeting part and loading section, comprise that described fixed part is fixed support, targeting part is guiding mechanism, load maintainer is servo hydraulic cylinder and; It is characterized in that, one end of steering linkage to be measured is connected on fixed support, and the other end is connected with guiding mechanism; The piston rod of described servo hydraulic cylinder is connected with guiding mechanism, and the other end is connected on fixed support, and described guiding mechanism is fixed on fixed support.Adopt the technical solution of the utility model to save the cost of development of steering linkage, shorten the construction cycle, this structure is simple, and functional reliability is high, with low cost.Utilize the utility model device can verify the analytic method of steering linkage, the innovative design for steering linkage provides reliable foundation.
Description
Technical field
The utility model belongs to auto parts and components technical field of measurement and test, is specifically related to the device of a kind of light-duty vehicle steering linkage assembly torture test.
Background technology
Motor turning pull bar is divided into steering drag link and track rod.Drag link and drag link are the important safety components of two of the steering of automobile, Drag link is the bar that steering gear torque arm is connected with steering knuckle left arm, steering gear power is passed to steering knuckle, just wheel can be controlled, drag link connects left and right turn arm, a part for vehicle steering trapezoid, plays the intermal force turned to, and makes two wheels synchronous.Due to the test resource-constrained of testing agency, under the range limited circumstances of the hydraulic cylinder loaded, technology is designed and developed in order to what grasp steering linkage, steering linkage characteristic in real vehicle structure is tested, in conjunction with the theory of automobile dynamics, analyze the working mechanism of steering linkage, test demand can be met by lever principle, be thus badly in need of repeated tension and compression test device that is efficient, steering linkage reliably.
The patent No. is CN201220136139.5, name is called that " a kind of Vehicular turn pull bar durability test device " which describes a kind of Vehicular turn pull bar durability test apparatus, its structure comprise stationary fixture, load cylinder body; the intermediate rockers be assemblied on rocker arm support is rotated in rocker arm support and one end, load cylinder body piston rod directly hinged or pass through force transmission mechanism hinge mounted in your intermediate rockers.When the maximum load of the start cylinder of hydraulic servo fatigue system, the load request of steering linkage long duration test can not being met, when testing shortage of resources, test will be caused to carry out, join leverage as added, just the maximum load of start cylinder can be expanded to twice and more than.
Utility model content
The utility model provides a kind of repeated tension and compression test device of testing automobile steering linkage, under hydraulic servo fatigue system, test demand is met by lever principle, the drawingand pressing fatigue performance of steering linkage is tested, its object, in order to make the repeated tension and compression test device of steering linkage easy and simple to handle, makes test unit range of application wider.
Motor turning pull bar repeated tension and compression test device of the present utility model, is made up of fixed part, targeting part and loading section.Fixed part is that stationary fixture and steering linkage to be measured are installed by under real vehicle state, and because the pattern of steering linkage is more, stationary fixture also will change along with the state of installing.
Targeting part mainly transmits loading force and channeling direction, and guidance system ensures that platform runs the critical component of linearity, and friction factor is little, transmission stiffness is high, operate steadily, fine motion characteristic is good, can do back and forth movement etc. at a high speed.The geometric accuracy of guidance system requires high, and shock resistance is poor, and requirement of shelter is high, and manufacture difficulty, cost is high.Can ensure that native system moving component moves evenly, be active in one's movements and requirement that positioning precision is high.
Loading section is connected with leverage one end by the start cylinder of hydraulic servo fatigue system, the leverage other end connects with one end of guiding mechanism, by guiding mechanism, loading force is passed in steering linkage, the load that when simulated automotive travels, steering knuckle applies steering linkage, reaches the object of steering linkage repeated tension and compression test.Loading section is easy for installation, and the at utmost stability of warranty test device and reliability in process of the test, reduce the labour intensity of testing crew, increase work efficiency.
Its annexation is as follows: one end of steering linkage to be measured is connected on fixed support, and the other end is connected with guiding mechanism; The piston rod of described servo hydraulic cylinder is connected with guiding mechanism, and the other end is connected on fixed support, and described guiding mechanism is fixed on fixed support.
Described steering linkage to be measured is connected with fixed support or guiding mechanism by fixing floor.
Fixing floor is in same plane.The piston rod of described servo hydraulic cylinder and one end of guiding mechanism are connected with lever construction.The two ends of described leverage and the piston rod of servo hydraulic cylinder or guide frame hinged.
The close guide frame side of described leverage is provided with at least one center fixed orifice, and center fixed orifice is connected with fixed support by rotating shaft.
The flow process that motor turning pull bar repeated tension and compression test device of the present utility model carries out testing is as follows:
1, be arranged on test-bed by steering linkage part by stationary installation, mounting means, Impact direction, mode of motion etc. all need to be consistent with the steering knuckle actual condition of car load.
2, connected with leverage one end by the start cylinder of hydraulic servo fatigue system, the leverage other end connects with one end of guiding mechanism, by guiding mechanism, loading force is passed in steering linkage, the load that when simulated automotive travels, steering knuckle applies steering linkage.
3, by product drawing regulation, to hydraulic servo fatigue system input technology parameter, then frequency, amplitude start test.
4, test figure is recorded.
The beneficial effects of the utility model: due to the test resource-constrained of testing agency, under the range limited circumstances of the hydraulic cylinder loaded, technology is designed and developed in order to what grasp steering linkage, steering linkage characteristic in real vehicle structure is tested, in conjunction with the theory of automobile dynamics, analyze the working mechanism of steering linkage, test demand can be met by lever principle, eliminate the impact of other parts on test findings, make test figure more accurate.Save the cost of development of steering linkage, shorten the construction cycle, this structure is simple, and functional reliability is high, with low cost.Utilize the utility model device can verify the analytic method of steering linkage, the innovative design for steering linkage provides reliable foundation.
Accompanying drawing explanation
Fig. 1 is test steering drag link repeated tension and compression test device schematic diagram of the present utility model;
Fig. 2 is the repeated tension and compression test device schematic diagram of test steering drag link band lever construction of the present utility model.
In figure: 1-servo hydraulic cylinder, 2-leverage, 3-guiding mechanism, 4-steering linkage exemplar, 5-fix floor, 6-fixed support.
Embodiment
Below in conjunction with accompanying drawing, pass through specific embodiment, to the principle of work and method of operating etc. of position between the structure of all parts involved by technique scheme of the present utility model, various piece and interconnected relationship, various piece, further detailed description, to help, those skilled in the art conceives utility model of the present utility model, technical scheme has more complete, deep and understands accurately.
As shown in Figure 2, test steering drag link repeated tension and compression test device schematic diagram of the present utility model, the repeated tension and compression test device of steering linkage is made up of fixed part, targeting part and loading section.Fixed part comprises fixing floor 5 and fixed support 6; Targeting part comprises guiding mechanism 3; Loading section comprises servo hydraulic cylinder 1 or servo hydraulic cylinder 1 and leverage 2.
Embodiment 1:
Fig. 1 is steering drag link repeated tension and compression test device, the two ends of described steering linkage exemplar 4 turn to section header and fixing floor 5 to be fixed by under real vehicle state, fixing floor is arranged in a plane, connected with guiding mechanism 3 one end by servo hydraulic cylinder 1, guiding mechanism 3 other end connects with the section header that turns to of test sample 4, reach the effect of cooperation, ensure loading force servo hydraulic cylinder 1 with guiding mechanism 3, steering linkage exemplar 4, fixing floor 5 on same level center line.Its structure is simple, ensure that the steadiness of steering drag link drawingand pressing fatigue, meets when simulated automotive travels and executes loaded needs to steering linkage, reach the object of steering drag link repeated tension and compression test.
Embodiment 2:
Fig. 2 is the steering drag link repeated tension and compression test device comprising leverage, connected with leverage 2 one end by servo hydraulic cylinder 1, behind the position of adjustment leverage 2, leverage 2 other end connects with guiding mechanism 3 one end, after other parts are installed by embodiment 1 method, the start cylinder of hydraulic servo fatigue system is allocated according to technical requirement.Demand according to different automobile types controls with loading frequency, loading force, load deflection.
The flow process using the utility model to carry out testing is as follows:
1, be arranged on test-bed by steering linkage part by stationary installation, mounting means, Impact direction, mode of motion etc. all need to be consistent with the steering knuckle actual condition of car load.
2, connected with leverage one end by the start cylinder of hydraulic servo fatigue system, the leverage other end connects with one end of guiding mechanism, by guiding mechanism, loading force is passed in steering linkage, the load that when simulated automotive travels, steering knuckle applies steering linkage.
3, input technology parameter, frequency, amplitude (this type of condition is specified by product drawing) then test.
4, test figure is recorded.
Claims (6)
1. a light-duty vehicle steering linkage assembly fatigue experimental device, described device is made up of fixed part, targeting part and loading section, comprises that described fixed part is fixed support, targeting part is guiding mechanism, load maintainer is servo hydraulic cylinder; It is characterized in that, one end of steering linkage to be measured is connected on fixed support, and the other end is connected with guiding mechanism; The piston rod of described servo hydraulic cylinder is connected with guiding mechanism, and the other end is connected on fixed support, and described guiding mechanism is fixed on fixed support.
2. a kind of light-duty vehicle steering linkage assembly fatigue experimental device according to claim 1, is characterized in that, described steering linkage to be measured is connected with fixed support or guiding mechanism by fixing floor.
3. a kind of light-duty vehicle steering linkage assembly fatigue experimental device according to claim 1, it is characterized in that, the fixing floor at the two ends of steering linkage to be measured is positioned at same plane.
4. a kind of light-duty vehicle steering linkage assembly fatigue experimental device according to claim 1, it is characterized in that, the piston rod of described servo hydraulic cylinder and one end of guiding mechanism are connected with lever construction.
5. a kind of light-duty vehicle steering linkage assembly fatigue experimental device according to claim 4, is characterized in that, the two ends of described leverage and the piston rod of servo hydraulic cylinder or guide frame hinged.
6. a kind of light-duty vehicle steering linkage assembly fatigue experimental device according to claim 4, it is characterized in that, the close guide frame side of described leverage is provided with at least one center fixed orifice, and center fixed orifice is connected with fixed support by rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420504307.0U CN204177579U (en) | 2014-09-02 | 2014-09-02 | A kind of light-duty vehicle steering linkage assembly fatigue experimental device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420504307.0U CN204177579U (en) | 2014-09-02 | 2014-09-02 | A kind of light-duty vehicle steering linkage assembly fatigue experimental device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204177579U true CN204177579U (en) | 2015-02-25 |
Family
ID=52566385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420504307.0U Expired - Fee Related CN204177579U (en) | 2014-09-02 | 2014-09-02 | A kind of light-duty vehicle steering linkage assembly fatigue experimental device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204177579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112444415A (en) * | 2019-09-04 | 2021-03-05 | 陕西汉德车桥有限公司 | Testing device and testing method for axle steering system |
-
2014
- 2014-09-02 CN CN201420504307.0U patent/CN204177579U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112444415A (en) * | 2019-09-04 | 2021-03-05 | 陕西汉德车桥有限公司 | Testing device and testing method for axle steering system |
| CN112444415B (en) * | 2019-09-04 | 2023-09-15 | 陕西汉德车桥有限公司 | Test device and test method for axle steering system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107192563B (en) | Test bed for electric wheel suspension system of hub-driven electric automobile | |
| CN101441135B (en) | Test device and test method of automobile steering knuckle | |
| CN103115758B (en) | Round spring test device | |
| KR101254049B1 (en) | Endurance testing apparatus for suspension | |
| CN112284771B (en) | Fatigue test system and method for vehicle suspension system | |
| CN107063662A (en) | Tread units brake pilot system | |
| CN203519327U (en) | Endurance test device for automobile steering knuckle | |
| CN204177579U (en) | A kind of light-duty vehicle steering linkage assembly fatigue experimental device | |
| CN201628621U (en) | Inner handle component checking device for automobile door | |
| CN202204666U (en) | Fatigue life testing apparatus for hub rack of passenger vehicle | |
| CN208270188U (en) | A kind of passenger car stabiliser bar unilateral side biaxially durability test apparatus | |
| CN215573718U (en) | Tie rod ball assembly test device | |
| CN102539167A (en) | Performance test table for rear shock absorber | |
| CN107091752B (en) | Cargo vehicle V-shaped reaction rod bench test system | |
| CN201348564Y (en) | Novel release fork testing device | |
| CN202693239U (en) | Stabilizer bar vibration test bench | |
| CN105953966A (en) | Pedal force characteristic test bench | |
| CN202693330U (en) | Special fixture for vehicle clutch and accelerator pedal performance test bench rack | |
| CN202939044U (en) | Automobile pedal durability test bench | |
| CN209927428U (en) | Automobile torsion beam type rear axle fatigue test rack | |
| CN105445016A (en) | Vehicle control mechanism durability test device | |
| CN104251781A (en) | Automotive power assembly suspension system durability test method | |
| CN208568218U (en) | The torsional rigidity test of vehicular platform of passenger car torsion beam | |
| CN202141588U (en) | Endurance tester for torque rod assembly | |
| CN106872164B (en) | A kind of Automobile flywheel fatigue rupture is test bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20210902 |